Hibson, J. E. (1969). Price and welfare theory. McGraw-Hill.
Chicago Style (17th ed.) ZitazioaHibson, James E. Price and Welfare Theory. New York: McGraw-Hill, 1969.
MLA (9th ed.) ZitazioaHibson, James E. Price and Welfare Theory. McGraw-Hill, 1969.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.